On right $\pi$-duo semigroups and rings
Yasuyuki Hirano · Publicationes Mathematicae Debrecen · 1997
A semigroup or a ring is said to be right π-duo if every right ideal is a radical extension of some ideal.In this paper, we consider the properties of right π-duo semigroups and rings.We give examples of right π-duo semigroups and rings.